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What are sessions? How do they work?

... @Gab是好人 REFERRER usually means an arbitrary string that the client sends in the "Referer" HTTP request header. It should contain the URL of the resource that, you know, referred the client to the current resource. – Luke404 Aug 8 ...
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performing HTTP requests with cURL (using PROXY)

...erver:port/ Then you can connect through proxy from (many) application. And, as per comment below, for https: export https_proxy=https://your.proxy.server:port/ share | improve this answer ...
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What is a “thread” (really)?

I have been trying to find a good definition, and get an understanding, of what a thread really is. 10 Answers ...
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PHP mail function doesn't complete sending of e-mail

...ed out. Make sure the mail() function is called correctly bool mail ( string $to , string $subject , string $message [, string $additional_headers [, string $additional_parameters ]] ) The mail function takes three required parameters and optionally a fourth and fifth one. If your call to mai...
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How to do a recursive find/replace of a string with awk or sed?

...erfectly, but I'm curious why the escaping is only presented for the first string pattern. – elrobis Jul 5 at 16:12 add a comment  |  ...
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How do I purge a linux mail box with huge number of emails? [closed]

I have setup some cron jobs and they send the crons result to an email. Now over the months I have accumulated a huge number of emails. ...
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Trying to SSH into an Amazon Ec2 instance - permission error

...our key file must not be publicly viewable for SSH to work. Use this command if needed: chmod 400 mykey.pem 400 protects it by making it read only and only for the owner. share | improve this a...
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What are the differences between WCF and ASMX web services?

...and understand for the most common web service needs). WCF adds a lot of extra complexity. While MS wants to replace ASMX with WCF, there seems to be a bit of resistance to it until MS makes the most common scenarios as simple as the old [Webmethod] way. – mattmc3 ...
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Using node.js as a simple web server

...pm install http-server -g Now you can run a server via the following commands: $ cd MyApp $ http-server If you're using NPM 5.2.0 or newer, you can use http-server without installing it with npx. This isn't recommended for use in production but is a great way to quickly get a server running ...
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Search for all occurrences of a string in a mysql database [duplicate]

...-no-create-info --extended-insert=FALSE databasename | grep -i "<search string>" share | improve this answer | follow | ...